Apply changes from ktLintFormat

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Author: steve-the-edwards

workflow-runtime/src/commonMain/kotlin/com/squareup/workflow1/internal/WorkflowRunner.kt

@@ -6,7 +6,6 @@ import com.squareup.workflow1.RenderingAndSnapshot
 import com.squareup.workflow1.RuntimeConfig
 import com.squareup.workflow1.TreeSnapshot
 import com.squareup.workflow1.Workflow
-import com.squareup.workflow1.WorkflowExperimentalRuntime
 import com.squareup.workflow1.WorkflowInterceptor
 import com.squareup.workflow1.WorkflowTracer
 import kotlinx.coroutines.CancellationException